package com.albg.consumer.interfaces.controllers;

import com.albg.common.dto.CommonResult;
import com.albg.common.dto.Payment;
import com.albg.consumer.lb.ILoadBalance;
import lombok.extern.slf4j.Slf4j;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import javax.annotation.Resource;
import java.util.List;

/**
 * @auther zzyy
 * @create 2020-02-18 17:23
 */
@RestController
@Slf4j
public class OrderController {

//    public static final String PAYMENT_URL = "http://localhost:8001";

    public static final String PAYMENT_URL = "http://CLOUD-PAYMENT-SERVICE";

    @Resource
    private RestTemplate restTemplate;

    @Resource
    private DiscoveryClient discoveryClient;

    @GetMapping("/consumer/payment/create")
    public CommonResult<Payment> create(Payment payment) {
        return restTemplate.postForObject(PAYMENT_URL + "/payment/create", payment, CommonResult.class);
    }

    @GetMapping("/consumer/payment/get/{id}")
    public CommonResult<Payment> getPayment(@PathVariable("id") Long id) {
        return restTemplate.getForObject(PAYMENT_URL + "/payment/get/" + id, CommonResult.class);
    }

    @Resource
    ILoadBalance myLoadBalance;

    @GetMapping("/lb/consumer/payment/get/{id}")
    public CommonResult<Payment> getLoadBlancePayMent(@PathVariable("id") Long id) {
        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        ServiceInstance instant = myLoadBalance.getInstant(instances);
        log.info(instant.getUri().toString());
        return restTemplate.getForObject(instant.getUri() + "/payment/get/" + id, CommonResult.class);
    }


}
